Columbia River - Multnomah Channel Entrance Weather Forecast
- 58
- 79
Increasing Clouds
- 56
- 74
Mostly Cloudy
- 55
- 72
Partly Sunny
- 53
- 70
Mostly Sunny
- 55
- 74
Mostly Sunny
- 56
- 72
Mostly Cloudy
Today 26 Aug Lower Columbia River
Mostly cloudy this Morning, then becoming mostly sunny. Highs in the lower 80s. Winds light.
Tonight 26 Aug Lower Columbia River
Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the upper 50s. Winds light in the Evening, becoming light and variable.
Columbia River - Multnomah Channel Entrance Temperature Statistics
August Temperature
Scappoose Industrial Airpark (6.8 miles)
Lowest 2 August, 2026
48.7 °FAverage August
70.2 °FHighest 6 August, 2026
94.6 °F
Climate (2021–2026)
Scappoose Industrial Airpark (6.8 miles)
Average Low 2021–2026
43.9 °FAverage 2021–2026
53.5 °FAverage High 2021–2026
63.4 °F